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// 把excel文件中的日期格式的内容转回成标准时间
// https://blog.csdn.net/qq_15054679/article/details/107712966
 function formatExcelDate(numb, format = '/') {
  const time = new Date((numb - 25567) * 24 * 3600000 - 5 * 60 * 1000 - 43 * 1000 - 24 * 3600000 - 8 * 3600000)
  time.setYear(time.getFullYear())
  const year = time.getFullYear() + ''
  const month = time.getMonth() + 1 + ''
  const date = time.getDate() + ''
  if (format && format.length === 1) {
    return year + format + month + format + date
  }
  return year + (month < 10 ? '0' + month : month) + (date < 10 ? '0' + date : date)
}

                const data = [
            {
                入职日期: 44505,
                姓名: "小张",
                工号: "9002",
                手机号: "13800000252",
                转正日期: 44892,
                部门: "总裁办"
            },
            {
                入职日期: 44506,
                姓名: "小李",
                工号: 9006,
                手机号: "13810000512",
                转正日期: 44893,
                部门: "总裁办",
            }

        ]

    function zhZhuanEn(data){
      const mapInfo = {
        '入职日期': 'timeOfEntry',
        '手机号': 'mobile',
        '姓名': 'username',
        '转正日期': 'correctionTime',
        '工号': 'workNumber',
        '部门': 'departmentName',
        '聘用形式': 'formOfEmployment'
      }
    return   data.map(zhkey => {
        const obj = {}
      
        Object.keys(zhkey).forEach(item => {
          const enkey = mapInfo[item]
          // zhkey[item] 是data的值 [44505,小张,9002,13800000252,44892,总裁办]
          if(enkey === 'correctionTime' || enkey === 'timeOfEntry' ) {
            obj[enkey] = new Date(formatExcelDate(zhkey[item]))
          }else {
            obj[enkey] = zhkey[item]
          }
         
         
        })
      return obj
      
      })

    }

    console.log(zhZhuanEn(data));
  </script>
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